Hand pump



FIG. 1 is a rear elevational view of the hand pump showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a perspective view thereof;

FIG. 7 is a rear elevational view of a modified form of the hand pump shown in FIG. 1;

FIG. 8 is a left side elevational view of FIG. 7;

FIG. 9 is a top plan view of FIG. 7;

FIG. 10 is a bottom plan view of FIG. 7;

FIG. 11 is a front elevational view of FIG. 7;

FIG. 12 is a perspective view of FIG. 7. 

The ornamental design for a hand pump, as shown and described. 